Social Studies Unit Maps and Globes Vocabulary Students need to know the meaning of each word. continent – large land mass. There are seven continents in the world. ocean – large body of water. There are four oceans in the world. sphere – a solid figure in the shape of a ball. The globe is an example of a sphere. hemisphere – half of a sphere (globe) created by the prime meridian or the equator. equator – an imaginary line around the middle of the Earth that divides the globe into the northern and southern hemispheres. prime meridian – an imaginary line that divides the globe into the eastern and western hemispheres. region – places that have common characteristics. Maps have: title – name that tells what the map shows. legend (key) – tells what the colors and symbols on a map mean. compass rose – a symbol that shows direction. cardinal directions – north, south, east, and west. scale – shows the real distance between objects on a map. Important Information Students need to know: 1. There are seven continents in the world: North America, South America, Asia, Africa, Europe, Australia, and Antarctica. 2. The equator divides the Earth into the northern and southern hemispheres. 3. The prime meridian divides the Earth into the eastern and western hemispheres. 4. There are four oceans in the world: Atlantic, Pacific, Indian, and Arctic. 5. The United States is located on the continent of North America. 6. A letter and number grid system on a map is used to locate places. Skills Students should be able to: 1. Label the continents and the oceans on a map of the world. 2. Label the equator and the prime meridian on a map of the world. 3. Find an exact location on a map using a letter and number grid system. 4. Draw a map of a familiar area.